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<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>const 定义常量</title>
</head>

<body>
    <script>
        const SCHOOL = '财大';
        console.log(school);

        //1.一定要赋初始值
        //2.一般常亮大写
        //3.常量值不能修改
        //4.块级作用域
        // {
        //     const PLAYER = 'UZI'
        // }
        // console.log(PLAYER);
        //5.对于数组和对象的元素修改，不算做对常量的修改，不会报错
        const TEAM = ['UZI', 'MLXG', 'MING', 'Letme']
        // TEAM.push('Meiko') 对
        //TEAM=100;❌
    </script>

</body>

</html>